Introduction of Numbers System #Class-1 Unit 2 9th Computer 2020

Unit 1:
class 1:https://www.youtube.com/watch?
v=C9BMR01C3wY&list=PLT4Zi2gc5GU2K-J97uI9plwezy-6JmxKm&index=4
class 2:https://www.youtube.com/watch?v=R8upGg5OIHs&list=PLT4Zi2gc5GU2K-J97uI9plwezy-6JmxKm&index=1
class 3:https://www.youtube.com/watch?v=snkpemLnxeM&list=PLT4Zi2gc5GU2K-J97uI9plwezy-6JmxKm&index=2
class 4:https://www.youtube.com/watch?v=EJnGPh8UuLQ&list=PLT4Zi2gc5GU2K-J97uI9plwezy-6JmxKm&index=3
class 5:https://www.youtube.com/watch?v=IY9nNdUO6AM&list=PLT4Zi2gc5GU2K-J97uI9plwezy-6JmxKm&index=5
class 6:https://www.youtube.com/watch?v=qZup9dQpY-Q&list=PLT4Zi2gc5GU2K-J97uI9plwezy-6JmxKm&index=6
Class 7:https://www.youtube.com/watch?v=1ISxY4NN_uY
class 8:https://www.youtube.com/watch?v=x14-i-OF37k
Class 9:https://www.youtube.com/watch?v=4rm4spVL6g0
class 10:https://www.youtube.com/watch?v=-dVeZwm4Gyk
Class 11:https://www.youtube.com/watch?v=nFcs3kMbqEo
Class 12:https://www.youtube.com/watch?v=Ow13dzF1h18
class 13:https://www.youtube.com/watch?v=3X9fCBjGRc8
Class 14:https://www.youtube.com/watch?v=B_Xn2i8AVJM
Class 15:https://www.youtube.com/watch?v=y6DB2cwl1qc

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